FR2331235B1 - - Google Patents

Info

Publication number
FR2331235B1
FR2331235B1 FR7632759A FR7632759A FR2331235B1 FR 2331235 B1 FR2331235 B1 FR 2331235B1 FR 7632759 A FR7632759 A FR 7632759A FR 7632759 A FR7632759 A FR 7632759A FR 2331235 B1 FR2331235 B1 FR 2331235B1
Authority
FR
France
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
FR7632759A
Other languages
French (fr)
Other versions
FR2331235A1 (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Siemens AG
Original Assignee
Siemens AG
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Siemens AG filed Critical Siemens AG
Publication of FR2331235A1 publication Critical patent/FR2331235A1/en
Application granted granted Critical
Publication of FR2331235B1 publication Critical patent/FR2331235B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/30—Controlling
    • H05G1/38—Exposure time
    • H05G1/42—Exposure time using arrangements for switching when a predetermined dose of radiation has been applied, e.g. in which the switching instant is determined by measuring the electrical energy supplied to the tube
    • H—ELECTRICITY
    • H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
    • H05G—X-RAY TECHNIQUE
    • H05G1/00—X-ray apparatus involving X-ray tubes; Circuits therefor
    • H05G1/08—Electrical details
    • H05G1/26—Measuring, controlling or protecting
    • H05G1/54—Protecting or lifetime prediction

Landscapes

  • Health & Medical Sciences (AREA)
  • General Health & Medical Sciences (AREA)
  • Toxicology (AREA)
  • X-Ray Techniques (AREA)
FR7632759A 1975-11-10 1976-10-29 RADIODIAGNOSIS INSTALLATION FOR RADIOGRAPHIC SHOTS INCLUDING AN AUTOMATIC EXPOSURE DEVICE Granted FR2331235A1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2550437A DE2550437C2 (en) 1975-11-10 1975-11-10 Automatic exposure device for an X-ray recorder

Publications (2)

Publication Number Publication Date
FR2331235A1 FR2331235A1 (en) 1977-06-03
FR2331235B1 true FR2331235B1 (en) 1980-09-05

Family

ID=5961375

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7632759A Granted FR2331235A1 (en) 1975-11-10 1976-10-29 RADIODIAGNOSIS INSTALLATION FOR RADIOGRAPHIC SHOTS INCLUDING AN AUTOMATIC EXPOSURE DEVICE

Country Status (5)

Country Link
US (1) US4087686A (en)
JP (1) JPS5851400B2 (en)
DE (1) DE2550437C2 (en)
FR (1) FR2331235A1 (en)
GB (1) GB1544946A (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5721100A (en) * 1980-07-14 1982-02-03 Toshiba Corp X-ray generator
DE3215114A1 (en) * 1982-04-23 1983-10-27 Siemens AG, 1000 Berlin und 8000 München X-RAY DIAGNOSTIC SYSTEM WITH AN IMAGE AMPLIFIER TELEVISION CHAIN
JPS6170830A (en) * 1984-09-14 1986-04-11 Hitachi Ltd Clock phase automatic adjusting circuit
US4845771A (en) * 1987-06-29 1989-07-04 Picker International, Inc. Exposure monitoring in radiation imaging
EP0381795B1 (en) * 1989-02-10 1993-06-16 Siemens Aktiengesellschaft X-ray diagnostic apparatus
EP1040489A1 (en) * 1997-12-19 2000-10-04 American Science & Engineering, Inc. X-ray ambient level safety system

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
BE755549A (en) * 1969-09-02 1971-03-01 Philips Nv X-RAY DEVICE
DE2062633C3 (en) * 1970-12-18 1981-06-11 Philips Patentverwaltung Gmbh, 2000 Hamburg X-ray exposure machine
US3775669A (en) * 1972-06-08 1973-11-27 Diagnostic Instr Inc Programmable power supply controlled by changes in load current
DE2245939B2 (en) * 1972-09-19 1976-07-22 Siemens AG, 1000 Berlin und 8000 München X-RAY DIAGNOSTIC APPARATUS FOR LIGHTING AND RECORDING WITH A FUNCTIONAL GENERATOR FOR DETERMINING THE RECORDING VOLTAGE DEPENDING ON THE FLUORING VOLTAGE
DE2321448A1 (en) * 1973-04-27 1974-11-14 Siemens Ag X-RAY DIAGNOSTIC APPARATUS FOR THE PRODUCTION OF X-RAY PHOTOS WITH AN EXPOSURE AUTOMATIC AND AUTOMATIC ADJUSTMENT OF THE RECORDING VOLTAGE
US3916251A (en) * 1974-11-11 1975-10-28 Cgr Medical Corp Filament current regulator for rotating anode X-ray tubes

Also Published As

Publication number Publication date
GB1544946A (en) 1979-04-25
DE2550437A1 (en) 1977-05-12
FR2331235A1 (en) 1977-06-03
JPS5260585A (en) 1977-05-19
DE2550437C2 (en) 1985-03-28
JPS5851400B2 (en) 1983-11-16
US4087686A (en) 1978-05-02

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Legal Events

Date Code Title Description
ST Notification of lapse